22394799 has 40 divisors (see below), whose sum is σ = 38658048. Its totient is φ = 12655440.

The previous prime is 22394791. The next prime is 22394809. The reversal of 22394799 is 99749322.

It is not a de Polignac number, because 22394799 - 2³ = 22394791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22394791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 71854 + ... + 72164.

Almost surely, 2^22394799 is an apocalyptic number.

22394799 is a deficient number, since it is larger than the sum of its proper divisors (16263249).

22394799 is a wasteful number, since it uses less digits than its factorization.

22394799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457 (or 448 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 22394799 is about 4732.3143386719. The cubic root of 22394799 is about 281.8701303315.

The spelling of 22394799 in words is "twenty-two million, three hundred ninety-four thousand, seven hundred ninety-nine".